Memberships:

• Transportation Research Board’s Standing Committee on Public Transportation Marketing and Fare Policy
• Associate Editor for the Journal of Transport and Land Use

Academic reviewer for journals, including:

• The Transportation Research Board 
• The Journal of Transport and Land Use
• Transportation Research Part A: Policy and Practice
• Transportation Research Part D: Transport and Environment
• Transport Policy
• Journal of Urbanism: International Research on Placemaking and Urban Sustainability 
• International Journal of Sustainable Transportation
• Case Studies on Transport Policy
• Traffic Injury Prevention
• Regional Studies
• Transportation
• Transportmetrica A: Transport Science
• Urban Research & Practice
• Transport Reviews: A Transnational Transdisciplinary Journal